<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <title>设置</title>
    <link rel="stylesheet" href="common.css">
</head>

<body>
    <div id="buttonDiv"></div>
    <div>
        <p>Choose a different background color!</p>
    </div>
</body>
<script src="options.js"></script>

</html>